In other words, both subjectivism and relativism believe that moral standards are man-made. We humans have invented moral codes to guide our behavior. On the one hand, all moral codes are supposed to apply to human beings, not to animals or plants. We do not expect any other species besides us to understand and apply them. Consequently, it makes sense to say that moral codes are a human creation. On the other hand, different people or cultures have different moral standards, and disagreement on moral issues will always exist. Any specific circumstance can change the way people think, and solving problems while respecting social norms is good